java.util.NoSuchElementException: next on empty iterator Any idea? This is the stack output: WARN TaskSetManager: Lost task 48.0 in stage 18.0 (TID 605, 192.168.0.1): org.apache.spark.SparkException: Task failed while writing rows.

Stack Overflow | LeiNaD_87 | 5 months ago
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    Root Cause Analysis

    1. java.util.NoSuchElementException

      next on empty iterator

      at scala.collection.Iterator$$anon$2.next()
    2. Scala
      IndexedSeqLike$Elements.next
      1. scala.collection.Iterator$$anon$2.next(Iterator.scala:39)
      2. scala.collection.Iterator$$anon$2.next(Iterator.scala:37)
      3. scala.collection.IndexedSeqLike$Elements.next(IndexedSeqLike.scala:64)
      3 frames
    3. com.databricks.spark
      AvroOutputWriter.write
      1. com.databricks.spark.avro.AvroOutputWriter$$anonfun$com$databricks$spark$avro$AvroOutputWriter$$createConverterToAvro$7.apply(AvroOutputWriter.scala:141)
      2. com.databricks.spark.avro.AvroOutputWriter.write(AvroOutputWriter.scala:70)
      2 frames
    4. Spark Project SQL
      OutputWriter.writeInternal
      1. org.apache.spark.sql.sources.OutputWriter.writeInternal(interfaces.scala:380)
      1 frame
    5. org.apache.spark
      InsertIntoHadoopFsRelation$$anonfun$run$1$$anonfun$apply$mcV$sp$3.apply
      1. org.apache.spark.sql.execution.datasources.DefaultWriterContainer.writeRows(WriterContainer.scala:242)
      2. org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelation$$anonfun$run$1$$anonfun$apply$mcV$sp$3.apply(InsertIntoHadoopFsRelation.scala:150)
      3. org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelation$$anonfun$run$1$$anonfun$apply$mcV$sp$3.apply(InsertIntoHadoopFsRelation.scala:150)
      3 frames
    6. Spark
      Executor$TaskRunner.run
      1. org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66)
      2. org.apache.spark.scheduler.Task.run(Task.scala:88)
      3. org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214)
      3 frames
    7. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      3. java.lang.Thread.run(Thread.java:745)
      3 frames